🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.86 AU - 1.22 AU

Year: 397 Days

Day: 17.2 Hours

Environment

Temp: -2 °C

Axial Tilt: 45.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.01 AU - 1.43 AU

Year: 505 Days

Day: 12.5 Hours

Environment

Temp: -4 °C

Axial Tilt: 96.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 87,582,653 km

• M1: 164,408 km (0.07 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.28 AU - 1.58 AU

Year: 641 Days

Day: 28.7 Hours

Environment

Temp: -43 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.93 AU - 3.01 AU

Year: 1918 Days

Day: 26.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,582,653 km

• M1: 37,250 km (0.086 R)
• M2: 134,937 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.52 AU - 3.46 AU

Year: 1937 Days

Day: 14.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.6

Radius: 14.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.66 AU - 5.7 AU

Year: 4418 Days

Day: 9.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 87,582,653 km

• M1: 184,155 km (0.113 R)
• M2: 728,392 km (0.074 R)
• M3: 1,249,142 km (0.076 R)
• M4: 1,757,177 km (0.107 R)
• M5: 2,473,002 km (0.106 R)
• M6: 3,145,445 km (0.105 R)
• M7: 4,131,594 km (0.101 R)
• M8: 5,974,490 km (0.086 R)
• M9: 6,994,149 km (0.092 R)
• M10: 7,940,356 km (0.069 R)
• M11: 8,870,107 km (0.063 R)
• M12: 9,587,877 km (0.117 R)
• M13: 11,256,941 km (0.104 R)
• M14: 12,099,027 km (0.088 R)
• M15: 14,691,259 km (0.108 R)
• M16: 17,687,555 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.9

Radius: 13.4

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 7.12 AU - 11.7 AU

Year: 10817 Days

Day: 5.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,582,653 km

• M1: 166,652 km (0.093 R)
• M2: 645,664 km (0.102 R)
• M3: 1,075,609 km (0.096 R)
• M4: 2,140,147 km (0.108 R)
• M5: 3,518,093 km (0.104 R)
• M6: 3,975,563 km (0.086 R)
• M7: 5,227,997 km (0.118 R)
• M8: 6,344,745 km (0.099 R)
• M9: 8,160,265 km (0.091 R)
• M10: 9,168,106 km (0.07 R)
• M11: 9,618,844 km (0.097 R)
• M12: 10,344,543 km (0.111 R)
• M13: 10,923,786 km (0.094 R)
• M14: 11,619,117 km (0.109 R)
• M15: 14,098,103 km (0.113 R)
• M16: 15,721,240 km (0.107 R)
• M17: 16,548,068 km (0.087 R)
• M18: 17,716,277 km (0.113 R)
• M19: 19,402,993 km (0.075 R)
• M20: 20,982,298 km (0.101 R)
• M21: 22,203,615 km (0.066 R)
• M22: 23,547,902 km (0.046 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 946.4

Radius: 6.4

Gravity: 23.11 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 14.23 AU - 15.07 AU

Year: 21013 Days

Day: 18.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,582,653 km

• M1: 79,586 km (0.069 R)
• M2: 285,433 km (0.118 R)
• M3: 494,571 km (0.092 R)
• M4: 1,350,719 km (0.11 R)
• M5: 1,919,341 km (0.068 R)
• M6: 2,762,773 km (0.103 R)
• M7: 3,735,608 km (0.118 R)
• M8: 4,694,082 km (0.111 R)
• M9: 5,270,183 km (0.114 R)
• M10: 5,513,430 km (0.101 R)
• M11: 7,894,878 km (0.067 R)
• M12: 8,541,290 km (0.116 R)
• M13: 9,164,366 km (0.119 R)
• M14: 12,741,550 km (0.112 R)
• M15: 15,861,862 km (0.099 R)
• M16: 16,541,785 km (0.106 R)
• M17: 18,791,886 km (0.106 R)
• M18: 22,063,891 km (0.102 R)
• M19: 22,590,625 km (0.088 R)
• M20: 24,332,692 km (0.068 R)
• M21: 25,236,413 km (0.042 R)
• M22: 27,836,873 km (0.055 R)
• M23: 30,093,108 km (0.087 R)
• M24: 30,871,615 km (0.065 R)
• M25: 31,134,010 km (0.106 R)
• M26: 33,980,109 km (0.077 R)
• M27: 46,927,655 km (0.103 R)
• M28: 48,325,947 km (0.094 R)
• M29: 49,213,960 km (0.069 R)
• M30: 55,736,427 km (0.062 R)
• M31: 56,909,424 km (0.085 R)
• M32: 65,153,613 km (0.11 R)
• M33: 67,112,298 km (0.118 R)
• M34: 67,773,819 km (0.073 R)
• M35: 69,334,125 km (0.106 R)
• M36: 71,604,572 km (0.113 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 17,356 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit